Message from discussion
Seismic waves, density and temperature.
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From: don findlay <d...@tower.net.au>
Newsgroups: sci.geo.geology
Subject: Re: Seismic waves, density and temperature.
Date: Fri, 11 Apr 2008 04:48:29 -0700 (PDT)
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Stuart wrote:
> > Is that right. Well, there's a big difference between something
> > behaving LIKE a fluid and it BEING one. Solid rock, despite it
> > deforming into more contortions than an Indian/ Egyptial/ Balinese
> > Belly Dancer, is not a fluid. Crystal gliding and accompanying
> > recrystallisation and movement on faults/ microfaults (and the
> > language to conveniently describe it) is NOT *fluid* flow. You're
> > only fooling yourself if you think you can apply the same equations of
> > state. What's more, all of that stuff, all those contortions that
> > makes you think lovingly of belly dancing, is *stress* induced, more
> > than it is temperature induced.
>
> In this case of continental rocks, I would tend to agree.
Good.
>
> Simple point is, under stress rock will flow, yes?
>
> >
> > No. Not until you answer the bit about the mantle slab getting
> > "forced down"
>
> You mean pulled down?
No, ..I mean what they say:- "forced down"
http://users.indigo.net.au/don/nonsense/fails.html
Where do they get the idea of 'forcing down'
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